Kubestronaut Expertise for Your Cloud-Native Journey
Leverage my extensive expertise as a Kubestronaut and certified Kubernetes specialist to future-proof your IT infrastructure. From container orchestration and microservices architectures to GitOps – I deliver measurable business results through technological excellence and battle-tested solutions.
# Enterprise Kubernetes Platform
apiVersion: apps/v1
kind: Deployment
metadata:
name: platform-api
namespace: enterprise-platform
spec:
replicas: 3
strategy:
type: RollingUpdate
rollingUpdate:
maxSurge: 1
maxUnavailable: 0
selector:
matchLabels:
app: platform-api
template:
spec:
containers:
- name: api
image: enterprise/platform-api:v2.1.0# Strategic Technology Roadmap
initiative: Digital Transformation
timeline: Q1-Q4 2025
budget: $3.2M
phases:
assessment:
duration: 4 weeks
deliverables:
- Architecture Review
- Technology Audit
- Migration Strategy
migration:
duration: 24 weeks
approach: Strangler Fig Pattern
risk_mitigation: Blue-Green Deployment# Platform Engineering Capabilities
platform_team:
size: 12 engineers
structure: 4 squads x 3 members
focus_areas:
- Developer Experience
- Infrastructure as Code
- CI/CD Pipelines
- Observability
capabilities:
self_service_platforms:
provisioning_time: < 5 minutes
environments: dev/staging/prod
developer_productivity:
deployment_frequency: 50+ per day
lead_time: < 2 hours
mttr: < 30 minutes
infrastructure:
uptime: 99.95%
cost_optimization: 30% reductionAbout aixcept
Transforming enterprise technology landscapes through expert advisory, technical leadership, and cloud-native innovation.
Driving Digital Transformation
With over 25+ years of experience in enterprise technology and 10+ years specializing in cloud-native architectures, I help organizations navigate complex digital transformations and build resilient, scalable technology platforms.
My expertise spans from strategic technology advisory to hands-on technical leadership, focusing on Kubernetes, cloud-native platforms, and DevOps excellence. I work with enterprise teams to modernize their technology stack, optimize development processes, and build cultures of technical excellence.
Technology Stack & Expertise
Rainer Hermanns
Founder & Cloud Native Expert
Services
Comprehensive technical advisory and consultancy services for enterprise digital transformation.
Strategic Advisory
Technology strategy development, architecture design, and digital transformation roadmaps for enterprise environments.
Kubernetes Leadership
Expert Kubernetes implementation, platform engineering, and container orchestration strategy for enterprise-scale deployments.
Technical Leadership
Engineering team leadership, DevOps transformation, and building high-performing technical organizations.
API Management & Gateway Solutions
Enterprise API Gateway implementation, API governance and management, migration strategies to scalable API platforms with Kong, OAuth2/OIDC integration.
DevSecOps & Security Automation
Security automation in CI/CD pipelines, vulnerability scanning, policy enforcement with OPA/Kyverno, compliance (ISO 27001, GDPR), supply chain security with SBOMs.
Platform Engineering & Developer Experience
Building internal developer platforms, self-service automation, developer productivity tools, establishing platform teams following Team Topologies principles.
Training & Mentoring
Kubernetes and Cloud Native training, DevSecOps workshops, team coaching, technology enablement, architecture reviews, and knowledge transfer for engineering teams.
GitOps & CI/CD Automation
GitOps implementation with Flux and ArgoCD, GitHub Actions pipelines, multi-stage promotion (dev→staging→prod), complete deployment automation in regulated environments.
Featured Projects
Showcasing successful enterprise transformations and technical implementations across diverse industries.
Enterprise Kubernetes Migration
Led complete containerization and Kubernetes migration for a regulated industry client, achieving 99.9% uptime and 40% cost reduction.
Cloud-Native Security Platform
Designed and implemented comprehensive security architecture with automated compliance monitoring, vulnerability scanning, and zero-trust networking.
Internal Developer Platform
Built enterprise-scale developer platform with self-service capabilities, automated CI/CD pipelines, and comprehensive observability stack.
Enterprise API Gateway Platform
Built API platform teams and established Kong as enterprise API Gateway in highly regulated banking environment. Migrated existing solutions to highly available container services with comprehensive API governance.
Platform Engineering Transformation
Built and led platform engineering team for international energy services provider. Established ISO 27001 compliant security mechanisms, GitHub Actions based release automation, and developer portal with Backstage.
E-Commerce Microservices Platform
Designed and implemented highly scalable e-commerce platform based on Spring Cloud microservices. Introduced OAuth2/OIDC with Keycloak and container orchestration with AWS ECS.
Regulatory Document System
Designed and developed system for provisioning regulatory documents (PRIIP-KID) for financial services. Built cloud-native platform based on Docker Swarm with GDPR compliance.
Enterprise Containerization & GitOps Automation
Complete containerization of existing software solutions in .NET, Java, Python, JavaScript/TypeScript, and Go with end-to-end delivery process automation. Established GitHub and GitHub Actions as the preferred CI/CD system. GitOps-based infrastructure deployments with Flux and multi-tenant ArgoCD for dev team deployments. Implementation of stage promotion processes (dev → staging → production).
Experience
A track record of successful enterprise transformations and technical leadership across diverse industries.
Platform Architect & Kubernetes Expert
Platform Architect for API Gateway & API Strategy at leading financial services provider. Building API platform teams and establishing Kong as enterprise API Gateway in highly regulated banking environments.
Key Contributions:
- Building and training API platform teams as technology enabler for stream-aligned teams
- Platform Architect for Kong Enterprise API Gateway on OpenShift
- Migration of existing solutions to highly available, scalable container services
- Implementation of API governance and management processes
- Deployment automation and process optimization with GitOps
- Definition of runbooks and disaster recovery processes
- Advisory for OpenShift and platform team (private cloud)
Technologies & Tools:
Enterprise Architect – Cloud Platform
Building and leading platform engineering team at international energy services provider. Supporting CTO and management team in enterprise architecture, automation, and technology innovations.
Key Contributions:
- Building platform engineering team with training and mentoring of team members
- Establishing ISO 27001 compliant security mechanisms and DevSecOps processes
- GitHub Actions based release automation across multiple deployment stages
- Automated self-service onboarding for developers in Azure cloud platform
- Introduction of GitOps with Flux and ArgoCD for container and VM workloads
- Developer portal with Backstage, centralized documentation and API management
- Multi-tenant isolation through Kubernetes namespaces, network policies and RBAC
Cloud & DevOps Engineer
Container platform team at international plastics technology company. Providing self-managed Kubernetes on AWS ECS with fully automated GitOps pipelines in Azure DevOps.
Key Contributions:
- Infrastructure-as-Code with Terraform, Ansible and CloudFormation
- Self-managed Kubernetes (kubeadm) on AWS ECS with multi-environment setup
- GitOps-based pipelines in Azure DevOps for fully automated deployment
- Security scans with Trivy, Kube-bench, Kyverno and OPA
- Developer experience through self-service platform tools and docs-as-code
- SBOM generation and vulnerability tracking with Dependency-Track
- Azure KeyVault integration with External Secrets for Kubernetes
Senior Software Engineer & Software Architect
Software architect and tech lead at international plastics technology company. Focus on microservices architectures, OAuth2/OIDC security and CI/CD pipeline automation.
Key Contributions:
- Software architecture for microservices with Spring Boot and Spring Cloud
- OAuth2/OIDC implementation with Keycloak for single-sign-on
- Jenkins pipeline automation for multi-stage deployments
- REST API design and OpenAPI/Swagger documentation
- Code quality and security scanning with SonarQube
- Mentoring and technical leadership of the development team
- Container-based deployment strategies with Docker
Certifications
Industry-recognized certifications validating expertise in cloud-native technologies.
Certified Kubernetes Administrator
Cloud Native Computing Foundation
Advanced Kubernetes cluster administration, troubleshooting, and maintenance certification.
Certified Kubernetes Application Developer
Cloud Native Computing Foundation
Application development and deployment on Kubernetes platforms.
Certified Kubernetes Security Specialist
Cloud Native Computing Foundation
Expert-level Kubernetes security, compliance, and hardening certification.
Kubernetes and Cloud Native Associate
Cloud Native Computing Foundation
Foundational knowledge of Kubernetes and cloud-native technologies.
Kubernetes and Cloud Native Security Associate
Cloud Native Computing Foundation
Foundational security knowledge for cloud-native environments.
Kubestronaut
Cloud Native Computing Foundation
Elite recognition for achieving all five Kubernetes certifications, demonstrating comprehensive mastery of the entire ecosystem.
Linux Foundation Certified System Administrator
The Linux Foundation
Linux system administration certification covering essential system administration tasks.
Certified Professional for Software Architecture
iSAQB
Foundation level software architecture certification.
Kanban Management Professional
Kanban University
Advanced Kanban method implementation and workflow optimization.
Get in Touch
Ready to transform your technology landscape? Let's discuss how we can work together.